.fixed{
    width: 100px;
    height: 120px;
    position: fixed;
    top: 200px;
    right:80px; 
}
.fixed_link{
    display: block;
    width: 100px;
    height: 50px;
    background-color:#007bbb;
    font-family: "Microsoft Yahei";
    font-size: 24px;
    color: #ffffff;
    text-align: center;
    text-decoration: none;
    line-height: 50px;
    vertical-align: middle;
    border-width: 0;
    border-radius: 5px;
    cursor: pointer;
    box-shadow: 0 3px 0 rgba(0, 0, 0, 0.3);
    position: relative;
    margin:10px 0px;
    z-index: 50;
}
